140413142 has 4 divisors (see below), whose sum is σ = 210619716. Its totient is φ = 70206570.

The previous prime is 140413139. The next prime is 140413153. The reversal of 140413142 is 241314041.

140413142 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 241314041 = 19 ⋅12700739.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35103284 + ... + 35103287.

It is an arithmetic number, because the mean of its divisors is an integer number (52654929).

Almost surely, 2^140413142 is an apocalyptic number.

140413142 is a deficient number, since it is larger than the sum of its proper divisors (70206574).

140413142 is an equidigital number, since it uses as much as digits as its factorization.

140413142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70206573.

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 140413142 is about 11849.6051411007. The cubic root of 140413142 is about 519.7596793857.

Adding to 140413142 its reverse (241314041), we get a palindrome (381727183).

The spelling of 140413142 in words is "one hundred forty million, four hundred thirteen thousand, one hundred forty-two".